The word 'virus' gets tossed around a lot. Here's what actually counts, what to watch for, and how to stay two clicks ahead ...

Rather than amateurs working out of their parents' basement, malware creators are often part of an underworld of criminal gang, or working directly for a foreign government or intelligence agency.

A new computer worm is using Microsoft’s MSN Messenger instant message network to spread on the Internet, according to antivirus software companies. Bropia.A was first spotted on Wednesday and spreads ...